Operations such as listening to audio, using the hands-free phone, confirming vehicle information and changing audio system settings are started by using the following buttons.
Audio system operation buttons

Display the “select audio source” screen or audio top screen.
Press this button to access the vehicle information system.
ButtonPress this button to access the bluetooth® hands-free system.
Press this button to customize the function settings.
Operating the touch screen
By touching the screen with your finger, you can control the audio system, etc.
Touch
Quickly touch and release once.
Drag*
Touch the screen with your finger, and move the screen to the desired position.
Flick*
Touch the screen with your finger and quickly move the screen by flicking your finger.
*: The above operations may not be performed on all screens.
When using the touch screen
Change your angle of viewing, adjust the display on the display settings . Or remove your sunglasses.
Notice
To avoid damaging the touch screen
Steering wheel audio switchesTerminals of ecu
Check tire pressure warning ecu
Disconnect the e56 ecu connector.
Measure the voltage and resistance of the wire
harness side connector.
If the result is not as specified, there may be a
malfunction on the wire harness side.
Reconnect the e56 ecu connector.
Measure the ...
Precaution
If any of following conditions are met,
keep engine idling with a/c on (engine
speed at less than 2000 rpm) for at least 1
minute:
Refrigerant gas has been refilled or a/c parts have
been replaced.
A long time has elapsed since the engine was
stopped.
Notice:
If the engine s ...
How to proceed with troubleshooting (2006/01- )
Hint:
Use these procedures to troubleshoot the air conditioning
system
*: Use the intelligent tester.
Vehicle brought to workshop
Customer problem analysis and symptom check
Inspect battery voltage
Standard voltage:
11 to 14 v
If the voltage is below 11 v, rechar ...